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NEW QUESTION # 11
The Linux kernel uses a:
- A. dual architecture
B microkernel architecture - B. hybrid microkernel architecture
- C. monolithic architecture
Answer: C
NEW QUESTION # 12
Which of the following deployment environments is accessed by customers/end-users in a live or real-time fashion?
- A. Staging
- B. Production
- C. Website
- D. Runtime
Answer: B
NEW QUESTION # 13
Which utility is used to create public and private key pairs for SSH authentication?
- A. ssh-keyqen
- B. adduser
- C. ssh
- D. keyqen
Answer: A
NEW QUESTION # 14
A host seems to be running slowly. What command would help diagnose which processes are using system resources?
- A. df
- B. uptime
- C. free
- D. lop
Answer: D
NEW QUESTION # 15
Which measures can be taken to prevent unauthorized access to cloud instances and services?
- A. Use multi-factor authentication, implement firewall rules, and back up data off-site.
- B. Implement block-chain tokens, use encrypted protocols, and encrypt the data on storage systems.
- C. Replicate data to another datacenter, use multi-factor authentication, and encrypt data on storage systems.
- D. Implement firewall rules, authentication, authorization, and encrypted protocols.
Answer: D
NEW QUESTION # 16
Which option will cause ls to display hidden files and folders?
- A. ls -v
- B. ls -l
- C. ls -a
- D. ls -t
Answer: C
NEW QUESTION # 17
Which of the following is a non-functional requirement?
- A. The system must provide the user the option to enable multi-factor authentication.
- B. The system must allow the administrator to disable user accounts.
- C. The system must allow the user to upload a profile image.
- D. The system must adhere to all security requirements and regulations.
Answer: D
NEW QUESTION # 18
By default, the Linux operating system uses what access control to manage files/users?
- A. Mandatory Access Control
- B. Discretionary Access Control
- C. Full Control
- D. Least Privilege
Answer: B
NEW QUESTION # 19
What software application architecture allows teams to iterate quickly and to develop software applications to scale rapidly?
- A. Micro-service architecture
- B. SOA architecture
- C. Serverless architecture
- D. Container architecture
Answer: A
NEW QUESTION # 20
Which of the following best describes the technical term "Elasticity"?
- A. The ability to meet the business's needs through a variety of cloud offerings
- B. The degree to which a system consistently performs according to its specifications
- C. The degree to which a system can adapt to dynamic computing demands
- D. The degree to which a business accommodates larger loads just by adding resources
Answer: C
NEW QUESTION # 21
Which of the following Git commands creates a new, empty Git repository?
- A. git pull
- B. git clone
- C. git in it
- D. git fork
Answer: C
NEW QUESTION # 22
An IT associate is working with a video streaming provider. What is a common approach to reduce bandwidth cost while supporting the same or an increasing number of video streams and customers?
- A. Reduce the bitrate to reduce the size of the video streams.
- B. Serve the video streams only to a limited number of users at a time.
- C. Stop serving the video streams when a certain price limit is reached.
- D. Use a content delivery network to distribute the streams.
Answer: D
NEW QUESTION # 23
A company's IT associate lists the contents of a directory and sees this line:
-rwsr-x--x 2 bob sales 2047 Oct 10 09:44 sales-report
What happens when Alice from the accounting team tries to execute this file?
- A. The script executes, but Alice cannot see the results.
- B. The script executes using Bob's account.
- C. The script fails to execute; Alice is not on the sales team.
- D. The script executes and Bob is notified.
Answer: B
NEW QUESTION # 24
Which of the following is considered a best practice for hardening SSHD?
- A. Completely disabling ssh access
- B. Using portknocking to protect ssh access for root
- C. Disabling ssh access for root
- D. Renaming root to a random name
Answer: C
NEW QUESTION # 25
Which of these providers host repositories of container images?
- A. GitLab
- B. GitHub
- C. Container Index
- D. Docker Hub
Answer: D
NEW QUESTION # 26
Which of the following commands is used to display SELinux status?
- A. sudo
- B. firewall-cmd
- C. sestatus
- D. svstemctl
Answer: C
NEW QUESTION # 27
What does IaaS stand for?
- A. Information as a Service
- B. Integration as a Service
- C. Infrastructure as a Service
- D. IT as a Service
Answer: C
NEW QUESTION # 28
A team just developed a new feature on the company's main web application. An IT associate wants to test this new feature by making it available for only 10% of the users. If everything works without any problems for a week, the associate will then make it available for all users. Which release type should be used to achieve this goal?
- A. Beta release
- B. Canary release
- C. Alpha release
- D. Experimental release
Answer: B
NEW QUESTION # 29
Which of the following best describes open source compliance?
- A. A process by which software components are compiled in a development environment, pushed to staging, and then finally moved to production
- B. A process by which open source software is first initiated by a requirements analysis, followed by design and then implementation, with a final testing step
- C. A process in which various users of open source software observe copyright notices and satisfy license obligations for their open source software components
- D. A process by which users of open source software evaluate each line of their code against an open source dictionary to determine which components have been plagiarized
Answer: C
NEW QUESTION # 30
Which of the following best describes the DevOps methodology of Continuous Delivery?
- A. The focus is on product releases but also includes coding, building, integrating and testing software
- B. The focus is on configuration management and continuous monitoring.
- C. The focus is on automating releases of projects as soon as possible.
- D. The focus is on coding, building, integrating, and testing software.
Answer: C
NEW QUESTION # 31
What is the Linux kernel?
- A. It is the core interface between a computer's hardware and its processes.
- B. It is another name for the operating system.
- C. It contains all the applications and software installed on the computer.
- D. It is the firmware for the computer's processor.
Answer: A
NEW QUESTION # 32
Which of the following commands is used to detach a mounted filesystem or storage device?
- A. mkfs
- B. umount
- C. mount
- D. fsck
Answer: B
NEW QUESTION # 33
Which of the following is a commonly used open source software used to connect to SSL/TLS VPN services?
- A. VPNConnect
- B. OpenVPN
- C. NordVPN
- D. GNUVPN
Answer: B
NEW QUESTION # 34
A company's IT associate has been asked to switch to single-user mode on a running Linux server in order to perform some troubleshooting. Of the options below, which is the best way of doing this?
- A. init singleuser
- B. linit 1
- C. Isu 1
- D. su single
Answer: B
NEW QUESTION # 35
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